Home / 6,696.91-9,241.64-3,864.29

Finding the Fourth Proportional to 6,696.91, 9,241.64 and 3,864.29

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Solution

The fourth proportional to 6,696.91, 9,241.64 and 3,864.29 is: 5,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.91 : 9,241.64 = 3,864.29 : x
  2. Step 2: Convert to fraction form
    6,696.91/9,241.64 = 3,864.29/x
  3. Step 3: Cross multiply
    6,696.91x = 9,241.64 × 3,864.29
  4. Step 4: Simplify right side
    6,696.91x = 35,712,399.72
  5. Step 5: Solve for x
    x = 35,712,399.72/6,696.91
  6. Step 6: Final answer
    x = 5,332.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.